<template>
    <div class="type-nav">
        <div class="container">
            <div class="nav-left" @mouseleave="leaveNav">
                <h2 class="all" @mouseenter="isShowNav = true">全部商品分类</h2>
                <div class="sort" v-show="isShowNav">
                    <div class="all-sort-list2" @click="btnSearch">
                        <div
                            class="item"
                            v-for="c1 in CategoryListData.slice(0, -1)"
                            :key="c1.categoryId"
                        >
                            <h3>
                                <a
                                    :data-level="1"
                                    :data-id="c1.categoryId"
                                    :data-name="c1.categoryName"
                                >
                                    {{ c1.categoryName }}
                                </a>
                            </h3>
                            <div class="item-list clearfix">
                                <div class="subitem">
                                    <dl
                                        class="fore"
                                        v-for="c2 in c1.categoryChild"
                                        :key="c2.categoryId"
                                    >
                                        <dt>
                                            <a>
                                                {{ c2.categoryName }}
                                            </a>
                                        </dt>
                                        <dd>
                                            <em v-for="c3 in c2.categoryChild" :key="c3.categoryId">
                                                <a>
                                                    {{ c3.categoryName }}
                                                </a>
                                            </em>
                                        </dd>
                                    </dl>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            <nav class="nav">
                <a href="###">服装城</a>
                <a href="###">美妆馆</a>
                <a href="###">尚品汇超市</a>
                <a href="###">全球购</a>
                <a href="###">闪购</a>
                <a href="###">团购</a>
                <a href="###">有趣</a>
                <a href="###">秒杀</a>
            </nav>
        </div>
    </div>
</template>

<script>
// import ajax from '../../../src/api/axios';
import { reqCategoryListData } from '../../api/index';
import { mapState } from 'vuex';
export default {
    name: 'TypeNav',
    data() {
        return {
            isShowNav: false,
        };
    },
    mounted() {
        reqCategoryListData().then(
            result => {
                return result;
            },
            error => {
                return error;
            }
        );
        if (this.$route.meta.isShowNav) {
            this.isShowNav = true;
        }
    },
    computed: {
        ...mapState('home', ['CategoryListData']),
    },
    methods: {
        btnSearch(e) {
            // this.$router.push('/search');
            // console.log(e.target.dataset);
            const { level, id, name } = e.target.dataset;
            if (!level) return;
            const { keyword } = this.$route.query;
            this.$router.push({
                name: 'search',
                query: {
                    keyword,
                    category: name,
                    ['category' + level + 'Id']: id,
                },
            });
        },
        leaveNav() {
            if (!this.$route.meta.isShowNav) {
                this.isShowNav = false;
            }
        },
    },
};
</script>

<style lang="less" scoped>
.type-nav {
    border-bottom: 2px solid #e1251b;

    .container {
        width: 1200px;
        margin: 0 auto;
        display: flex;
        position: relative;

        .all {
            width: 210px;
            height: 45px;
            background-color: #e1251b;
            line-height: 45px;
            text-align: center;
            color: #fff;
            font-size: 14px;
            font-weight: bold;
        }

        .nav {
            a {
                height: 45px;
                margin: 0 22px;
                line-height: 45px;
                font-size: 16px;
                color: #333;
            }
        }

        .sort {
            position: absolute;
            left: 0;
            top: 45px;
            width: 210px;
            height: 461px;
            position: absolute;
            background: #fafafa;
            z-index: 999;

            .all-sort-list2 {
                .item {
                    cursor: pointer;
                    h3 {
                        line-height: 30px;
                        font-size: 14px;
                        font-weight: 400;
                        overflow: hidden;
                        padding: 0 20px;
                        margin: 0;
                        a {
                            color: #333;
                        }
                    }

                    .item-list {
                        display: none;
                        position: absolute;
                        width: 734px;
                        min-height: 460px;
                        background: #f7f7f7;
                        left: 210px;
                        border: 1px solid #ddd;
                        top: 0;
                        z-index: 9999 !important;

                        .subitem {
                            float: left;
                            width: 650px;
                            padding: 0 4px 0 8px;

                            dl {
                                border-top: 1px solid #eee;
                                padding: 6px 0;
                                overflow: hidden;
                                zoom: 1;

                                &.fore {
                                    border-top: 0;
                                }

                                dt {
                                    float: left;
                                    width: 54px;
                                    line-height: 22px;
                                    text-align: right;
                                    padding: 3px 6px 0 0;
                                    font-weight: 700;
                                }

                                dd {
                                    float: left;
                                    width: 415px;
                                    padding: 3px 0 0;
                                    overflow: hidden;

                                    em {
                                        float: left;
                                        height: 14px;
                                        line-height: 14px;
                                        padding: 0 8px;
                                        margin-top: 5px;
                                        border-left: 1px solid #ccc;
                                    }
                                }
                            }
                        }
                    }

                    &:hover {
                        .item-list {
                            display: block;
                        }
                    }
                }
            }
        }
    }
}
</style>
